Features: You can choose from 24 wonderful colors. Package includes : x1 Soak Of Gel Polish 12ml It must be cured under UV or LED lamp. It changes colors to temperature change, please check the photos for reference! When applied on full nail, it has different color on the matrix and the end as the temperature of your nails is higher when closer to your body. It also changes colors when washing your hands in cold/warm water or when you enter a room with different temperature. Perfect and Shiny Nail Art Gel Polish Easy to apply - No special technique is required! Apply it like polish, long lasting like UV Gel Last for 2 weeks or more (depending on your natural nail growth) Goodbye to removal damage - Soak off in few minutes. No grinding. No filing. Usage Instructions: File your nail first. Remember to push back or remove excess curticle. Then clean the nail surface. Optional: you may want to apply a BASE Gel first for perfection. Dry it under UV or LED lamp Apply the Gel the way you do with nail polish. It is easy. Cure it under UV Lamp for 2-3 minutes (LED lamp for 1-2 minutes) Apply a second layer for if you want a more solid color and cure it under UV or LED lamp again. If it remains sticky after dry, remove the stickiness by Gel Cleanser. To remove: Soak cotton pad with acetone (acrylic remover) and warp the nail. Wait a few minutes for the gel becoming soften. Rip it down gently. File away the residual gently.